---
# System prepended metadata

title: DBnet.pytorch difference image DPI result compare
tags: [文字框, OCR, DBNet]

---

# DBnet.pytorch different image DPI result compare
# The result of identifying text boxes for very small font sizes, and text resolution analysis
DPI [200,300,400,500,600], image paper type 'A4'
DPI = 600 resolution (1653,2338)
原圖100%
![](https://i.imgur.com/wymegsI.png)
放大之後的細節
![](https://i.imgur.com/smQ2I8S.png)
DPI = 500 resolution (1377,1948)
原圖100%
![](https://i.imgur.com/aNgKW0u.png)
放大之後的細節
![](https://i.imgur.com/AOf2Wu3.png)
DPI = 400 resolution (1102,1558)
原圖100%
![](https://i.imgur.com/PDT973W.png)
放大之後的細節
![](https://i.imgur.com/IxfP2FO.png)
DPI = 300 resolution (826,1169)
原圖100%
![](https://i.imgur.com/xtLHe4A.png)
放大之後的細節
![](https://i.imgur.com/LJ7LXqY.png)
DPI = 200 resolution (551,779)
原圖100%
![](https://i.imgur.com/qrDjfYl.png)
放大之後的細節
![](https://i.imgur.com/MwIlkUx.png)
DPI = 100  resolution (275,389)
原圖100%
![](https://i.imgur.com/coTk0Hl.png)
放大之後的細節
![](https://i.imgur.com/8KUoR7J.png)
another image
DPI = 600
原圖100%
![](https://i.imgur.com/JhZ80tW.png)
![](https://i.imgur.com/9wen8Yj.png)
DPI = 500
原圖100%
![](https://i.imgur.com/piHzzdh.png)
![](https://i.imgur.com/Rq76uJh.png)
DPI = 400
原圖100%
![](https://i.imgur.com/N13VWMX.png)
![](https://i.imgur.com/tXBfCLP.png)
DPI = 300
原圖100%
![](https://i.imgur.com/jVYBQPe.png)
放大之後的細節
![](https://i.imgur.com/CD9EHRO.png)
![](https://i.imgur.com/jC8V9ND.png)
原圖100%
![](https://i.imgur.com/ws1VUc7.png)
放大之後的細節
![](https://i.imgur.com/FqOQHcb.png)
![](https://i.imgur.com/ag8qzcf.png)
DPI = 200
原圖100%
![](https://i.imgur.com/ZeIf3cS.png)
放大之後的細節
![](https://i.imgur.com/FSe0F4b.png)
原圖100%
![](https://i.imgur.com/7UWTQPu.png)
放大之後的細節
![](https://i.imgur.com/kOJKDv3.png)
CTCB credit card contract
DPI = 600
![](https://i.imgur.com/4u5Ae3k.png)
detail
![](https://i.imgur.com/6nyor8T.png)
DPI = 500
![](https://i.imgur.com/KEt3Nxn.png)
detail
![](https://i.imgur.com/GdMaEWX.png)
DPI = 400
![](https://i.imgur.com/GwzxHCe.png)
detail
![](https://i.imgur.com/XskLz52.png)
DPI = 300
![](https://i.imgur.com/tRBrHoL.png)
detail
![](https://i.imgur.com/pUlDI4d.png)
DPI = 200
![](https://i.imgur.com/O8wgpzI.png)
detail
![](https://i.imgur.com/keMhXJZ.png)
DPI = 100
![](https://i.imgur.com/kW5WFsI.png)
detail
![](https://i.imgur.com/HjSHdT5.png)








